APA (7e ed.) Bronvermelding

JEFFREY, R. C., & PETERSON, O. (1980). Speech: Atext with adapted readings.-- ed.3. Harper and Row.

Chicago (17e ed.) Bronvermelding

JEFFREY, Robert C., en Owen PETERSON. Speech: Atext with Adapted Readings.-- Ed.3. New York: Harper and Row, 1980.

MLA (9e ed.) Bronvermelding

JEFFREY, Robert C., en Owen PETERSON. Speech: Atext with Adapted Readings.-- Ed.3. Harper and Row, 1980.